19190943

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2917}}^1$

素因数の和:2983

約数の個数: 24

約数和(自身を含む): 30043728

約数和(自身を除く): 10852785

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 2917, 6579, 8751, 26253, 49589, 125431, 148767, 376293, 446301, 1128879, 2132327, 6396981, 19190943]

約数ペア:

[(1, 19190943), (3, 6396981), (9, 2132327), (17, 1128879), (43, 446301), (51, 376293), (129, 148767), (153, 125431), (387, 49589), (731, 26253), (2193, 8751), (2917, 6579)]